opto-coupler

6 месяцев назад

This video explores the challenges of transmitting analog signals through an optocoupler, which introduces non-linearity. The presenter demonstrates how to achieve linear transmission using feedback and two optocouplers, highlighting the historical context and alternative solutions. The video concludes with a preview of the next episode, where the presenter will design a PCB for this circuit.

1 год назад

This video explores the PC817 optocoupler, a four-pin device used in various applications. The presenter discusses the device's functionality, internal components, and how it can be used as a transistor. They also compare the forward voltage of the infrared LED in the optocoupler to a standard red LED.